Mercury

• This planet is one of the four inner planet.

• Mercury is the smallest terrestrial planet and the planet close to the sun.

• Mercury's mass is so small that gravity it gravity is very weak.

• During the day, the side facing the sun reaches temperature of 430ºc.

Venus

• Venus density and internal structure are similar to Earth's. But, in other ways, Venus and Earth are very different

• The tripping of heat by the atmosphere is called greenhouse effect.

• Venus rotate from east to west in a opposite way of almost all the moons and planets.

• Venus's surface has manny volcanoes and broad plains formed by lava flows.

• The clouds are made mostly of droplets of sulfuric acid.

Mars

Jupiter

Saturn